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Individual Calculations January 2020 |
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| Sadka Darrell, Daria Total change: -48.80 | |   |
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| Artzit Youth League - Gush Dan 2019/20 Round 6-7 | Various | ISR | 2019-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1142 | 1495 | 1.00 | 1 | 0.11 | 40 | 4.40 | |
|  Avi-Hen, Yuval | | | 1142 | ISR | 1.00 | 1 | 0.11 | 40 | 4.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Israel Youth Championship U15 Qualifiers 2019 - Center | Givatayim | ISR | 2019-12-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1372 | 1495 | 0.00 | 2 | -1.33 | 40 | -53.20 | |
|  Marcus, Eyal | | | 1375 | ISR | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Almog, Shani | | | 1369 | ISR | 0.00 | 1 | -0.67 | 40 | -26.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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